CN211393499U

CN211393499U - Elevator door motor

Info

Publication number: CN211393499U
Application number: CN201921805685.1U
Authority: CN
Inventors: 罗欣; 许伟波; 徐琳; 智秀杰
Original assignee: Hangzhou Zhaoding Technology Industrial Co ltd
Current assignee: Hangzhou Zhaoding Technology Industrial Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-09-01
Anticipated expiration: 2029-10-24

Abstract

The invention relates to an elevator door motor control technology, in particular to an elevator door motor, which comprises: door machine control system, door machine control system includes: a door machine driver; the first gantry crane motor and the second gantry crane motor are connected with a gantry crane driver, and the gantry crane driver drives the first gantry crane motor and the second gantry crane motor to work; the first encoder is connected with the first gantry crane motor and the gantry crane control system; and the second encoder is connected with the second gantry crane motor and the gantry crane control system. The elevator door motor provided by the embodiment of the invention selects the first door motor and the second door motor to act together, so that the power of the first door motor and the second door motor can be properly reduced compared with the power of the traditional door motor, the installation space is smaller, various door motors with smaller power can meet the installation requirement, and when one door motor fails, the other door motor can still work, so that the elevator is not easy to be trapped.

Description

Elevator door motor

Technical Field

The invention relates to an elevator door motor control technology, in particular to an elevator door motor.

Background

The elevator door motor in the prior art generally adopts a mode that one driver drives one motor. If one of the components of the driver or the motor is damaged, the elevator cannot work normally, and the phenomenon of people trapping of the elevator is easy to occur.

Moreover, the inventor discovers that in the process of implementing the invention: under the condition that the door is heavy, on the one hand, the power requirement on the motor is higher because only one motor is used in the traditional technology, the single-side motor is used for outputting power, and therefore the high-power motor is needed to be used, however, the motor is larger after the motor power is increased, the position space for installing the motor is smaller at present, and the increase of the motor power is not supported too much. On the other hand, the belt deformation is larger and the abrasion is more serious through the force exerted by the single-side motor. The belt is easily damaged, so that the door machine is abnormally operated.

Disclosure of Invention

The invention aims to provide an elevator door motor, which can solve the technical problems that in the prior art, the elevator door motor is too few, and the elevator is easy to operate abnormally under the condition of heavy door weight.

Based on this, the embodiment of the present invention provides an elevator door motor, including: the door machine control system, door machine control system includes: a door machine driver; the first gantry crane motor is connected with the gantry crane driver, and the gantry crane driver drives the first gantry crane motor to work; the second gantry crane motor is connected with the gantry crane driver, and the gantry crane driver drives the second gantry crane motor to work; the first encoder is connected with the first gantry crane motor and the gantry crane control system; and the second encoder is connected with the second gantry crane motor and the gantry crane control system.

Optionally, the first gantry crane motor is connected with the gantry crane driver through a first motor power line; and the second gantry crane motor is connected with the gantry crane driver through a second motor power line.

Optionally, the first encoder is connected with the gantry crane control system through a first motor encoder wire; the second encoder is connected with the gantry crane control system through a second motor encoder wire.

Optionally, the first door motor and the second door motor are arranged on two sides of the door motor control system in an opposite manner.

Optionally, the first door motor and the second door motor are in transmission connection through a synchronous belt.

Optionally, a guide rail is arranged between the first door motor and the second door motor, and the elevator car door is movably mounted in the guide rail.

Optionally, the first motor and the second motor drive the elevator car door to move in the guide rail.

Optionally, the elevator car door is movably mounted within the guide rail by a pulley.

Optionally, an indicator light for indicating the working state of the elevator door motor is connected to the door motor control system.

The elevator door motor provided by the embodiment of the invention selects the first door motor and the second door motor to act together, so that the power of the first door motor and the second door motor is smaller than that of the traditional door motor, namely the power of only one door motor is smaller, the working condition can be met, the power of the first door motor and the power of the second door motor are properly reduced, namely the installation space of the first door motor and the second door motor is smaller, various door motors with smaller power can meet the installation requirement, and when one door motor fails, the other door motor can still work, and the elevator is not easy to be trapped.

The elevator door motor provided by the embodiment of the invention selects the first door motor and the second door motor to act together, and the first door motor and the second door motor are arranged on two sides of the door motor control system relatively, so that in the working process, the first door motor and the second door motor run synchronously, and when the elevator door motor is driven by the synchronous belt, the two ends of the synchronous belt are stressed uniformly, the abrasion degree is greatly reduced, and the elevator door motor is not easy to damage to cause the normal running part of the elevator.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an elevator door motor according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

First, an elevator door motor 100 is provided in an embodiment of the present invention, and referring to fig. 1 specifically, fig. 1 is a schematic structural diagram of an elevator door motor 100 provided in an embodiment of the present invention, and as shown in fig. 1, the elevator door motor 100 includes: the gantry crane comprises a gantry crane control system 11, a first gantry crane motor 12, a second gantry crane motor 13, a first encoder (not shown) and a second encoder (not shown).

The door machine control system 11 includes a door machine driver (not shown), and the door machine control system 11 is a main control part of the elevator door machine 100, and is configured to send a control signal to control the operation of the door machine driver and receive a feedback signal of the door machine driver.

The first door motor 12 and the second door motor 13 are transmission devices installed on the elevator door to control opening and closing of the elevator door, and are connected with the door motor driver to be operated by the door motor driver.

In the embodiment of the present invention, both the first door motor 12 and the second door motor 13 are connected to the door driver, the door driver drives the first door motor 12 and the second door motor 13 to work simultaneously, the door driver receives a control signal from the door controller 11, processes the control signal, transfers the processed control signal to the first door motor 12 and the second door motor 13, and feeds back the working conditions of the first door motor 12 and the second door motor 13 to the door controller 11.

Compared with the prior art, under the condition that only one door motor driver drives one door motor to work, under the condition that the door weights are the same, the first door motor 12 and the second door motor 13 act together, so that the power of the first door motor 12 and the power of the second door motor 13 are smaller than that of the traditional door motor, that is, the working condition can be met, therefore, the power of the first door motor 12 and the power of the second door motor 13 are properly reduced, namely, the installation space of the first door motor 12 and the second door motor 13 is smaller, and various door motor with smaller power can meet the installation requirement.

With continued reference to fig. 1, in the embodiment of the present invention, the first door motor 12 is connected to the door motor driver through a first motor power line 14 shown in fig. 1; the second gantry crane motor 13 is connected with the gantry crane driver through a second motor power line 15.

The first motor power line 14 and the second motor power line 15 are used for connecting the first door motor 12, the second door motor 13 and the door motor control system 11 in the embodiment of the invention, and transmitting electric energy for the first door motor 12 and the second door motor 13. The first motor power line 14 and the second motor power line 15 are generally in a three-phase four-wire system or a three-phase five-wire system, and the thickness of the cable is determined according to the power of the on-line electric appliance, and can be dozens of square millimeters to hundreds of square millimeters.

The first encoder and the second encoder are position feedback signals of the elevator door, and can detect the motion direction, position and speed of the elevator door so as to accurately carry out operations such as opening and closing the elevator door.

In the embodiment of the present invention, the first encoder is connected to the first gantry crane motor 12 and the gantry crane control system 11, and the second encoder is connected to the second gantry crane motor 13 and the gantry crane control system 11. The first encoder and the second encoder compile and convert the detected relevant signal data of the elevator door into signals capable of being communicated, transmitted and stored.

With reference to fig. 1, in the embodiment of the present invention, the first encoder is connected to the gantry crane control system 11 through a first motor encoder line 16; the second encoder is connected with the door motor control system 11 through a second motor encoder line 17, and the first encoder and the second encoder compile and convert detected related signal data of the elevator door into signals which can be used for communication, transmission and storage and feed back to the door motor control system through the first motor encoder line 16 and the second motor encoder line 17.

In this embodiment, please refer to fig. 1, the first door motor 12 and the second door motor 13 are disposed at two sides of the door motor control system 11, for example, the first door motor 12 and the second door motor 13 are symmetrically disposed at two sides of the door motor control system 11, and the first door motor 12 and the second door motor 13 are in transmission connection through a synchronous belt 18.

On one hand, because the first door motor 12 and the second door motor 13 are both connected with the driver, in the working process, the first door motor 12 and the second door motor 13 both run synchronously, and when the first door motor and the second door motor are driven by the synchronous belt 18, the two ends of the synchronous belt 18 are stressed uniformly, and the abrasion degree is greatly reduced. On the other hand, the first door motor 12 and the second door motor 13 are redundant to each other to a certain extent, and when the door motor on one side of the door motor control system 11 is damaged, the door motor on the other side of the door motor control system 11 can be used for continuously working, so that the opening and closing actions are realized.

A guide rail 19 is arranged between the first door motor 12 and the second door motor 13, the elevator car door is movably mounted in the guide rail 19, and the first motor 12 and the second motor 13 drive the elevator car door to move in the guide rail 19, so that the elevator car door is closed. In one embodiment, the elevator door is movably mounted in the guide rail 19 by means of a pulley, but the invention is not limited thereto, and it can also be movably mounted in the guide rail 19 by other means.

In some embodiments, the door operator control system 11 is connected with an indicator light for indicating the working state of the elevator door operator, and the indicator light can be set according to different working states or faults, so as to prompt the operator about the working state of the elevator door operator in time.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The use of the phrase "including a" does not exclude the presence of other, identical elements in a process, method, article, or apparatus that comprises the same element, unless the context clearly dictates otherwise.

Claims

1. An elevator door motor, comprising:

the door machine control system, door machine control system includes: a door machine driver;

the first gantry crane motor is connected with the gantry crane driver, and the gantry crane driver drives the first gantry crane motor to work;

the second gantry crane motor is connected with the gantry crane driver, and the gantry crane driver drives the second gantry crane motor to work;

the first encoder is connected with the first gantry crane motor and the gantry crane control system;

and the second encoder is connected with the second gantry crane motor and the gantry crane control system.

2. The elevator door motor of claim 1, wherein the first door motor is connected to the door motor drive by a first motor power line;

and the second gantry crane motor is connected with the gantry crane driver through a second motor power line.

3. The elevator door motor of claim 1, wherein the first encoder is wired to the door motor control system through a first motor encoder;

the second encoder is connected with the gantry crane control system through a second motor encoder wire.

4. The elevator door motor of claim 1, wherein the first door motor is disposed on opposite sides of the door motor control system from the second door motor.

5. The elevator door motor of claim 4, wherein the first door motor and the second door motor are drivingly connected by a timing belt.

6. The elevator door motor of claim 5, wherein a guide rail is disposed between the first door motor and the second door motor, and the elevator car door is movably mounted in the guide rail.

7. The elevator door motor of claim 6, wherein the first door motor and the second door motor drive the elevator door to move within the guide rail.

8. The elevator door motor of claim 7, wherein the elevator door is movably mounted within the guide rail by a pulley.

9. The elevator door motor of claim 1, wherein an indicator light is connected to the door motor control system to indicate the operating status of the elevator door motor.